INTERNATIONAL PATENT: STORA ENSO OYJ FILES APPLICATION FOR "PRODUCTION OF BONDED AIR-LAID BLANKS"

GENEVA, April 18 -- STORA ENSO OYJ (P.O. Box 30900101 Helsinki) filed a patent application (PCT/IB2025/060072) for "PRODUCTION OF BONDED AIR-LAID BLANKS" on Oct 06, 2025. With publication no. WO/2026/078533, the details related to the patent application was published on Apr 16, 2026.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): TORNBLOM, Maria (Vallgatan 17b302 42 Halmstad)

Abstract: A method and system (100) for producing a bonded air-laid blank (10) are disclosed. Natural fibers treated with a cationic polymer, and a polymer binder are introduced into a forming head (110). The natural fibers...